<template>
  <div class="icons">
    <swiper :options="swiperOption">
      <swiper-slide v-for="(page,index) of pages" :key="index">
        <div class="icon" v-for="item of page" :key="item.id">
          <div class="icon-img">
            <img  class="icon-img-content" :src="item.imgUrl" alt="">
          </div>
          <p class="icon-desc">{{item.desc}}</p>
        </div>
      </swiper-slide>
    </swiper>
  </div>
</template>

<script>
export default {
    name:'HomeIcons',
    props: {
      List :Array
    },
    data () {
      return {
          swiperOption:{
            autoplay:false
          }
      }
    },
    computed: {
      pages () {
        const pages = []
        this.List.forEach((item,index) => {
          const page = Math.floor(index / 8)
          if( !pages[page]) {
            pages[page] = []
          }
          pages[page].push(item)
        })
        return pages
      }
    }
}
</script>

<style lang="stylus" scoped>
  @import '~@/assets/styles/varibles.styl'
  @import '~@/assets/styles/mixins.styl'
  .icons >>> .swiper-container
    height 0
    padding-bottom  50% 
  .icons
    margin-top .1rem
    .icon
      float left 
      height 0
      width 25%
      padding-bottom 25% 
      position relative
      .icon-img
        position absolute
        top 0
        left 0
        right 0
        bottom .44rem
        box-sizing border-box
        padding .1rem
        .icon-img-content
          display block
          margin  0 auto
          height 100%
      .icon-desc
        position absolute
        left 0
        right 0
        bottom 0
        height .44rem
        line-height .44rem
        color: $darkTextColor
        text-align center
        ellipsis()

</style>